26260565 has 32 divisors (see below), whose sum is σ = 35312640. Its totient is φ = 18662400.

The previous prime is 26260537. The next prime is 26260567. The reversal of 26260565 is 56506262.

It is not a de Polignac number, because 26260565 - 2⁸ = 26260309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26260567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108845 + ... + 109085.

It is an arithmetic number, because the mean of its divisors is an integer number (1103520).

Almost surely, 2^26260565 is an apocalyptic number.

It is an amenable number.

26260565 is a deficient number, since it is larger than the sum of its proper divisors (9052075).

26260565 is a wasteful number, since it uses less digits than its factorization.

26260565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 26260565 is about 5124.5063176856. The cubic root of 26260565 is about 297.2359637413.

The spelling of 26260565 in words is "twenty-six million, two hundred sixty thousand, five hundred sixty-five".